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14 Cards in this Set

  • Front
  • Back
Air Pressure
– the pull of gravity on air molecules.
Atmosphere
the layer of gases which surround the Earth
Density
how much matter is inside a given space.
Troposphere
the layer of our atmosphere closest to the surface of the Earth; where weather occurs & where we live
Stratosphere
the second layer of our atmosphere; where ozone is located
Mesosphere
– the third layer of our atmosphere
Thermosphere
– the outer layer of our atmoshere; coldest layer
Altitude
height of an object above Earth’s surface
Elevation
height of an object above sea level
Ozone
a gas which blocks most of the radiation from the sun; found in the stratosphere
Weight
how strongly gravity pulls on an object
Wind
air movement from an area of high pressure to low pressure
Microscope
a tool used to view objects that are too small to be seen with the naked eye
Organism
any living thing